<script>
import editableInput from '@/components/editable-input';
import colorMixin from '@/mixin/color';

const defaultColors = [
  '#FF6900', '#FCB900', '#7BDCB5', '#00D084', '#8ED1FC', '#0693E3', '#ABB8C3',
  '#EB144C', '#F78DA7', '#9900EF',
];

export default {
  name: 'Twitter',
  components: {
    EditableInput: editableInput,
  },
  mixins: [colorMixin],
  props: {
    width: {
      type: [String, Number],
      default: 276,
    },
    defaultColors: {
      type: Array,
      default() {
        return defaultColors;
      },
    },
    triangle: {
      default: 'top-left',
      validator(value) {
        return ['hide', 'top-left', 'top-right'].includes(value);
      },
    },
  },
  computed: {
    hsv() {
      const { hsv } = this.colors;
      return {
        h: hsv.h.toFixed(),
        s: (hsv.s * 100).toFixed(),
        v: (hsv.v * 100).toFixed(),
      };
    },
    hex() {
      const { hex } = this.colors;
      return hex && hex.replace('#', '');
    },
  },
  methods: {
    equal(color) {
      return color.toLowerCase() === this.colors.hex.toLowerCase();
    },
    handlerClick(color) {
      this.colorChange({
        hex: color,
        source: 'hex',
      });
    },
    inputChange(data) {
      if (!data)
        return;

      if (data['#']) {
        this.isValidHex(data['#']) && this.colorChange({
          hex: data['#'],
          source: 'hex',
        });
      }
      else if (data.r || data.g || data.b || data.a) {
        this.colorChange({
          r: data.r || this.colors.rgba.r,
          g: data.g || this.colors.rgba.g,
          b: data.b || this.colors.rgba.b,
          a: data.a || this.colors.rgba.a,
          source: 'rgba',
        });
      }
      else if (data.h || data.s || data.v) {
        this.colorChange({
          h: data.h || this.colors.hsv.h,
          s: (data.s / 100) || this.colors.hsv.s,
          v: (data.v / 100) || this.colors.hsv.v,
          source: 'hsv',
        });
      }
    },
  },
};
</script>

<template>
  <div
    class="vc-twitter"
    :class="{
      'vc-twitter-hide-triangle ': triangle === 'hide',
      'vc-twitter-top-left-triangle ': triangle === 'top-left',
      'vc-twitter-top-right-triangle ': triangle === 'top-right',
    }"
    :style="{
      width: typeof width === 'number' ? `${width}px` : width,
    }"
  >
    <div class="vc-twitter-triangle-shadow" />
    <div class="vc-twitter-triangle" />

    <div class="vc-twitter-body">
      <span
        v-for="(color, index) in defaultColors"
        :key="index"
        class="vc-twitter-swatch"
        :style="{
          background: color,
          boxShadow: `0 0 4px ${equal(color) ? color : 'transparent'}`,
        }"
        role="button"
        tabindex="0"
        @keyup.enter="handlerClick(color)"
        @click="handlerClick(color)"
      />
      <div class="vc-twitter-hash">
        #
      </div>
      <EditableInput label="#" :value="hex" @change="inputChange" />
      <div class="vc-twitter-clear" />
    </div>
  </div>
</template>

<style>
.vc-twitter {
background: #fff;
border: 0 solid rgba(0,0,0,0.25);
box-shadow: 0 1px 4px rgba(0,0,0,0.25);
border-radius: 4px;
position: relative;
}
.vc-twitter-triangle {
width: 0px;
height: 0px;
border-style: solid;
border-width: 0 9px 10px 9px;
border-color: transparent transparent #fff transparent;
position: absolute;
}
.vc-twitter-triangle-shadow {
width: 0px;
height: 0px;
border-style: solid;
border-width: 0 9px 10px 9px;
border-color: transparent transparent rgba(0, 0, 0, .1) transparent;
position: absolute;
}
.vc-twitter-body {
padding: 15px 9px 9px 15px;
}
.vc-twitter .vc-editable-input {
position: relative;
}
.vc-twitter .vc-editable-input input {
width: 100px;
font-size: 14px;
color: #666;
border: 0px;
outline: none;
height: 28px;
box-shadow: inset 0 0 0 1px #F0F0F0;
box-sizing: content-box;
border-radius: 0 4px 4px 0;
float: left;
padding: 1px;
padding-left: 8px;
}
.vc-twitter .vc-editable-input span {
display: none;
}
.vc-twitter-hash {
background: #F0F0F0;
height: 30px;
width: 30px;
border-radius: 4px 0 0 4px;
float: left;
color: #98A1A4;
display: flex;
align-items: center;
justify-content: center;
}
.vc-twitter-swatch {
width: 30px;
height: 30px;
float: left;
border-radius: 4px;
margin: 0 6px 6px 0;
cursor: pointer;
position: relative;
}
.vc-twitter-clear {
clear: both;
}
.vc-twitter-hide-triangle .vc-twitter-triangle {
display: none;
}
.vc-twitter-hide-triangle .vc-twitter-triangle-shadow {
display: none;
}
.vc-twitter-top-left-triangle .vc-twitter-triangle{
top: -10px;
left: 12px;
}
.vc-twitter-top-left-triangle .vc-twitter-triangle-shadow{
top: -11px;
left: 12px;
}
.vc-twitter-top-right-triangle .vc-twitter-triangle{
top: -10px;
right: 12px;
}
.vc-twitter-top-right-triangle .vc-twitter-triangle-shadow{
top: -11px;
right: 12px;
}
</style>
